Gibraltar SC-GTK Tri-Key Tool Tri-Key Multi Tool The Gibraltar Tri-Key Multi Tool is actually 3 tools for percussionists in one The Tri-Key includes a drum key, a hex key, and a Phillips-head screwdriver The Gibraltar Tri-Key Multi Tool is actually 3 tools for percussionists in one The Tri-Key includes a drum key, a hex key, and a Phillips-head screwdriver